Tire tread



FIG. 1 is a front view of a tire tread, showing the new design, a rear view thereof, a top plan view thereof, a bottom plan view thereof appearing the same as the front view;

FIG. 2 is a right side view of the tire tread, a left side view thereof appearing the same as the right side view;

FIG. 3 is a fragmentary front view of the tire tread, showing in enlargement the portion of the line 3—3 and in the direction of arrows in FIG. 1.

FIG. 4 is a cross-sectional enlarged view of the tire tread taken along line 4—4 and in the direction of arrows in FIG. 3; and,

FIG. 5 is a perspective view of the tire tread.

In the drawing figures on the enclosed drawing sheets, in which the even broken lines represent environmental structure only and form no part of the claimed design, the claimed design being the tread pattern shown by solid lines, up to the peripheral boundary between the tread and the sidewall of the article, represented by dot-dash broken lines.

The dot-dash broken lines form no part of the claimed design. 

The ornamental design for tire tread, as shown and described. 